There are
1,377 mi
from Walnut Creek, CA to Plainview, TX
That's the driving distance. It would take 1 day to go from Walnut Creek, California to Plainview, Texas.
The flight distance (direct flight from Walnut Creek, CA to Plainview, TX) is 1,163.47 mi.
1,377 mi = 2,216.33 kms